. . . . . . . . . "a(CHEBI:lipopolysaccharide) -> bp(GOBP:\"immune response\")" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "Recognition of lipopolysaccharide (LPS) by Toll-like receptor (TLR)4 initiates an intracellular signaling pathway leading to the activation of nuclear factor-kappaB (NF-kappaB). Although LPS-induced activation of NF-kappaB is critical to the induction of an efficient immune response, excessive or prolonged signaling from TLR4 can be harmful to the host" . . "Selventa" . . . . "2014-07-03T14:33:06.498+02:00"^^ . . .